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The passwd Command – Terminal
passwd is command or tool in Unix/Linux-based operating systems which enables the user to change or configure Password of a User account. The password entered by user is run through a Key Derivation Function which converts the plain text to equivalent hash which is encrypted one. Original password is not saved anywhere for security reasons, only this hashed version of new password is stored in /etc/passwd file. Hashed version of…
Login and Logout using login, exit, logout commands – Terminal
If you are working on large system and the administrator has provided you just a terminal, then you can login to that workstation if you have your own user-id and password. In this example I will login to my own workstation using user-id howtoideas. Loging In: You can login to a workstation using following command login [username] example login howtoideas If above command is showing an error “login: Cannot possibly…